Im told that during an international game of chess (国际象棋), many beautiful moves couldbe made on a chessboard. In a decisive36in which he was evenly matched with a Russianmaster ____ 37____, Marshall found his queen under serious attack. There were several ways of ____ 38____,and since the queen is the most____39____piece, spectators (观众) thought Marshall would naturallymove his queen to ____ 40____ Deep in thought, Marshall used all his time to consider the ____ 41____. He picked up his queen,paused, and placed it down on the most ____ 42 ____ square of all-a square from which the queen couldbe____43____by any one of three enemy pieces. Marshall had sacrificed (牺牲) his queen-an unthinkable move. Everyone else was ____ 44____ Then the Russian, and the____45____, realized that Marshall had actually made a____46____move.It was clear that no matter how the____47____was taken, the Russian. would soon be in a____48____posi-tion. Seeing this, the Russian admitted his defeat. When spectators recovered from the____49____of Marshalls daring, they showered the chessboardwith money. Marshall had achieved____50____in a very unusual and daring fashion-he had____51____bysacrificing the queen. To me, its not____52____that he won. What counts is that Marshall had broken with standard____ 53____to make such a move. He had looked____54____the usual patterns of play and had been willingto consider an imaginative risk on the basis of his judgment and his judgment alone. No matter howthe game ____ 55 ____ , Marshall was the winner. 根据材料请回答下列各